Question

An object starts moving from a point P on a circular path of radius 7m. what is

the displacement of the object when it comes back to point P.

​

Answer 1

Explanation:

Speed=

time

distance travelled

=

time

half of the circumference

=

2

2

1

×2×π×r

=

2

2

1

×2×

7

22

×7

=11ms

1

Speed and velocity can be equal for uniform motion along a straight line.